Exercise 17-16 Determine and record pension expense and gains and losses; funding and retiree benefits [L017-6, 17-7] Actuary and trustee reports indicate the following changes in the PB0 and plan assets of Douglas-Roberts Industries during 2018 Prior service cost at Jan. 1, 2018, from plan amendment at the $28 million beginning of 2015 (amortization: $4 million per year) Net loss-AOCI at Jan.1, 2018 (previous losses exceeded previous gains) Average remaining service life of the active employee group Actuary's discount rate $86 million 10 years 7% (s in millions) Plan Assets $ 340 Beginning of 2018 Service cost $ 540 Beginning of 2018 44 Return on plan assets, 8% (10% expected) 27.2 Interest cost, 7% Loss (gain) on PBO Less: Retiree benefits End of 2018 37.8 (17) Cash contributions 93 (27) Less: Retiree benefits (27) $577.8 End of 2018 $433.2 Required 1-a. Determine Douglas-Roberts' pension expense for 2018 1.b, 2. to 4. Prepare the appropriate journal entries to record the pension expense, to record any 2018 gains and losses, to record the cash contribution to plan assets and to record retiree benefits